AT

Akira Tachiki

NS Nippon Steel: 1 patents #30 of 211Top 15%
Sumitomo Electric Industries: 1 patents #1,404 of 3,885Top 40%
Overall (2003): #267,884 of 273,478Top 100%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6531569 Resin material for gas separation base and process for producing the same Hiroshi Mano, Kenji Haraya 2003-03-11